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Knowledge Article

Conversion table for length measurements: feet, yards, inches to meters

By Colly Flowtech

Measuring Tape

In this article we have collected a clear conversion table for length measurements, where you can quickly see how much, for example, 1 inch (in), foot (ft) or yard (yd) is equivalent in other units.

The table is suitable for those who work with drawings, construction, machine parts, pipe dimensions or similar, and want a quick reference without having to count every time.

Length measurementsINCHFEETYARDStat mileNaut mileMMMKM
1 inch 10,083330,0277825,40,0254
1 feet 1210,3333304,80,3048
1 yard3631914,40,9144
1 stat mile633605280176010,86841609,31,609
1 nautical mile729606076,1220271,152118521,852
1 mm0,039370,0032810,00109410,0010,000001
1 m39,373,2811,094100010,001
1 kilometer39370328110940,62140,53961 000 00010001

Abbreviations:

  • in = inch
  • ft = foot
  • yd = yard
  • mi = statute mile or English mile
  • nmi = nautical mile
  • mm = millimeter
  • m = meter
  • km = kilometer

How much is a foot?

1 foot (ft) is equal to 0.3048 meters (m).

Example calculation foot:

If you have a length of 10 feet:
10 × 0,3048 = 3,048 m
So 10 ft = 3.05 meters.

How much is a yard?

1 yard (yd) is equal to 0.9144 meters (m).

Example calculation yard:

If you have a length of 5 yards:
5 × 0,9144 = 4,572 m
So 5 yd = 4.57 meters.

How much is an inch?

1 inch (in) is equal to 0.0254 meters (m).

Example calculation inch:

If you have a length of 20 inches:
20 × 0,0254 = 0,508 m
So 20 in = 0.51 meters.

Common conversions of length measurements

Inches to Millimeters

To convert inches to millimeters, multiply the number of inches by 25.4.

Formula:

Inches × 25.4 = millimeters

Example:

1 inch = 25.4 mm
2 inches = 50.8 mm
5 inches = 127 mm
10 inches = 254 mm

If a hose or component is 3 inches long, the length will be:

3 × 25.4 = 76.2 mm

Therefore, 3 inches is equal to 76.2 millimeters.

Millimeters to Inches

To convert millimeters to inches, divide the number of millimeters by 25.4.

Formula:

Millimeters ÷ 25.4 = inches

Example:

25.4 mm = 1 inch
50.8 mm = 2 inches
100 mm ≈ 3.94 inches
250 mm ≈ 9.84 inches

A component that is 150 mm long corresponds to:

150 ÷ 25.4 ≈ 5.91 inches

Feet to meters

A foot, in English foot, which is exactly 0.3048 meters. When specifying multiple feet, the English plural form is often used feet.

To convert feet to meters, multiply the number of feet by 0.3048.

Formula:

Feet × 0.3048 = meters

Example:

1 foot = 0.3048 m
3 feet = 0.9144 m
10 feet = 3.048 m
100 feet = 30.48 m

If a hose is 25 feet long, its length is:

25 × 0.3048 = 7.62 m

Therefore, 25 feet is equal to 7.62 meters.

Meters to Feet

To convert meters to feet, multiply the number of meters by approximately 3.28084.

Formula:

Meters × 3.28084 = feet

Example:

1 m ≈ 3.28 feet
5 m ≈ 16.40 feet
10 m ≈ 32.81 feet
20 m ≈ 65.62 feet

A hose that is 15 meters long is equivalent to:

15 × 3.28084 ≈ 49.21 feet

Yards to meters

One yard is exactly equal to 0.9144 meters.

To convert yards to meters, multiply the number of yards by 0.9144.

Formula:

Yard × 0.9144 = meters

Example:

1 yard = 0.9144 m
5 yards = 4.572 meters
10 yards = 9.144 m
100 yards = 91.44 m

If a length is 20 yards, the conversion is:

20 × 0.9144 = 18.288 m

Therefore, 20 yards is equal to 18.288 meters.

Meters to yards

To convert meters to yards, multiply the number of meters by approximately 1.09361.

Formula:

Meter × 1.09361 = yard

Example:

1 m ≈ 1.09 yards
5 m ≈ 5.47 yards
10 m ≈ 10.94 yards
50 m ≈ 54.68 yards

English miles to kilometers

An English mile, also known as statute mile, which is equivalent to 1.609344 kilometers.

To convert English miles to kilometers, multiply the number of miles by 1.609344.

Formula:

Miles × 1.609344 = kilometers

Example:

1 mile ≈ 1.61 km
5 miles ≈ 8.05 km
10 miles ≈ 16.09 km
100 miles ≈ 160.93 km

Kilometers to English miles

To convert kilometers to English miles, multiply the number of kilometers by approximately 0.621371.

Formula:

Kilometers × 0.621371 = miles

Example:

1 km ≈ 0.62 miles
5 km ≈ 3.11 miles
10 km ≈ 6.21 miles
100 km ≈ 62.14 miles

Nautical miles to kilometers

One nautical mile is exactly 1.852 kilometers. Nautical miles are used primarily in maritime and aviation contexts.

Formula:

Nautical miles × 1.852 = kilometers

Example:

1 nautical mile = 1.852 km
5 nautical miles = 9.26 km
10 nautical miles = 18.52 km

Do you need help choosing the right component based on the dimensions?

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